SI8237AC-AS1R

Isolators - Gate Drivers Overview

The SI8237AC-AS1R is a dual-channel galvanically isolated gate driver from the Si823x series, manufactured by Skyworks Solutions. It features a SOIC-Narrow-16 surface-mount package and supports high-side and low-side configurations. The device provides an isolation voltage of 3.75 kVrms and operates within a temperature range of -40°C to +125°C. Key electrical parameters include a maximum propagation delay of 45 ns, rise and fall times of 20 ns, and a peak output current of 500 mA. It consumes 3.5 mA of supply current and dissipates up to 1.2 W of power.

Isolators - Gate Drivers Feature Summary

• Provides high electromagnetic immunity for robust signal integrity in noisy environments.
• Delivers strong drive capability with 500 mA peak source and sink currents.
• Supports automotive applications through AEC-Q100 qualification standards.

Isolators - Gate Drivers Applications

• Automotive motor control systems
• Industrial inverter drives
• High-voltage power supply gating

Isolators - Gate Drivers Procurement Notes

Verify the specific suffix AS1R against official Skyworks documentation to confirm reel packaging and tape specifications. Ensure the component meets AEC-Q100 automotive grade requirements if used in vehicle systems. Cross-reference datasheet revision levels to validate parameter consistency before integration into final designs.

Isolators - Gate Drivers Selection Notes

Select this component when high channel count and automotive reliability are required. Compare insulation ratings against system voltage requirements to ensure adequate safety margins. Evaluate thermal performance under load conditions to verify that power dissipation remains within the specified 1.2 W limit during continuous operation.

Isolators - Gate Drivers Part Context

This part belongs to the Si823x family of isolated gate drivers, designed for demanding industrial and automotive power electronics. It utilizes capacitive isolation technology to provide reliable signal transmission across isolation barriers while maintaining compact form factors suitable for space-constrained printed circuit board layouts.

Isolators - Gate Drivers Replacement Considerations

Direct substitutes within the same family include SI8230AC-AS1R and SI8237BC-AS1R. Verify pinout compatibility and insulation voltage ratings before substitution to ensure functional equivalence in existing circuit architectures.